All of lore.kernel.org
 help / color / mirror / Atom feed
From: kernel test robot <lkp@intel.com>
To: Marco Elver <elver@google.com>
Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	Linux Memory Management List <linux-mm@kvack.org>
Subject: drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse: sparse: incorrect type in argument 1 (different address spaces)
Date: Sat, 18 Nov 2023 07:58:20 +0800	[thread overview]
Message-ID: <202311180713.L5rLtmbc-lkp@intel.com> (raw)

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   6bc40e44f1ddef16a787f3501b97f1fff909177c
commit: 90db9dbedd26ce029f3a0f8d2cbd3a142f452408 kasan, powerpc: don't rename memintrinsics if compiler adds prefixes
date:   8 months ago
config: powerpc-randconfig-r132-20231117 (https://download.01.org/0day-ci/archive/20231118/202311180713.L5rLtmbc-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231118/202311180713.L5rLtmbc-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311180713.L5rLtmbc-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   drivers/video/fbdev/atmel_lcdfb.c:334:27: sparse: sparse: incorrect type in assignment (different address spaces) @@     expected char [noderef] __iomem *screen_base @@     got void * @@
   drivers/video/fbdev/atmel_lcdfb.c:334:27: sparse:     expected char [noderef] __iomem *screen_base
   drivers/video/fbdev/atmel_lcdfb.c:334:27: sparse:     got void *
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got char [noderef] __iomem *screen_base @@
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse:     expected void const *
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse:     got char [noderef] __iomem *screen_base
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got char [noderef] __iomem *screen_base @@
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse:     expected void const *
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse:     got char [noderef] __iomem *screen_base
>> drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *p @@     got char [noderef] __iomem *screen_base @@
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse:     expected void *p
   drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse:     got char [noderef] __iomem *screen_base
   drivers/video/fbdev/atmel_lcdfb.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/xarray.h, ...):
   include/linux/page-flags.h:246:46: sparse: sparse: self-comparison always evaluates to false
   drivers/video/fbdev/atmel_lcdfb.c:313:59: sparse: sparse: incorrect type in argument 3 (different address spaces) @@     expected void *cpu_addr @@     got char [noderef] __iomem *screen_base @@
   drivers/video/fbdev/atmel_lcdfb.c:313:59: sparse:     expected void *cpu_addr
   drivers/video/fbdev/atmel_lcdfb.c:313:59: sparse:     got char [noderef] __iomem *screen_base
   drivers/video/fbdev/atmel_lcdfb.c:313:59: sparse: sparse: incorrect type in argument 3 (different address spaces) @@     expected void *cpu_addr @@     got char [noderef] __iomem *screen_base @@
   drivers/video/fbdev/atmel_lcdfb.c:313:59: sparse:     expected void *cpu_addr
   drivers/video/fbdev/atmel_lcdfb.c:313:59: sparse:     got char [noderef] __iomem *screen_base
--
   drivers/mtd/nand/raw/hisi504_nand.c:362:26: sparse: sparse: cast removes address space '__iomem' of expression
   drivers/mtd/nand/raw/hisi504_nand.c:367:26: sparse: sparse: cast removes address space '__iomem' of expression
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse:     expected void const *
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse:     expected void const *
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse:     got void [noderef] __iomem *mmio
>> drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *p @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse:     expected void *p
   drivers/mtd/nand/raw/hisi504_nand.c:465:17: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse:     expected void const *
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse:     expected void const *
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *p @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse:     expected void *p
   drivers/mtd/nand/raw/hisi504_nand.c:477:17: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse:     expected void const *
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void const * @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse:     expected void const *
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@     expected void *p @@     got void [noderef] __iomem *mmio @@
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse:     expected void *p
   drivers/mtd/nand/raw/hisi504_nand.c:603:9: sparse:     got void [noderef] __iomem *mmio
   drivers/mtd/nand/raw/hisi504_nand.c: note: in included file (through include/linux/mmzone.h, include/linux/gfp.h, include/linux/xarray.h, ...):
   include/linux/page-flags.h:246:46: sparse: sparse: self-comparison always evaluates to false

vim +342 drivers/video/fbdev/atmel_lcdfb.c

14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  316  
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  317  /**
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  318   *	atmel_lcdfb_alloc_video_memory - Allocate framebuffer memory
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  319   *	@sinfo: the frame buffer to allocate memory for
1d01e83557105e drivers/video/atmel_lcdfb.c       Krzysztof Helt     2009-07-08  320   * 	
1d01e83557105e drivers/video/atmel_lcdfb.c       Krzysztof Helt     2009-07-08  321   * 	This function is called only from the atmel_lcdfb_probe()
1d01e83557105e drivers/video/atmel_lcdfb.c       Krzysztof Helt     2009-07-08  322   * 	so no locking by fb_info->mm_lock around smem_len setting is needed.
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  323   */
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  324  static int atmel_lcdfb_alloc_video_memory(struct atmel_lcdfb_info *sinfo)
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  325  {
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  326  	struct fb_info *info = sinfo->info;
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  327  	struct fb_var_screeninfo *var = &info->var;
ea757acad5a518 drivers/video/atmel_lcdfb.c       Haavard Skinnemoen 2008-08-12  328  	unsigned int smem_len;
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  329  
ea757acad5a518 drivers/video/atmel_lcdfb.c       Haavard Skinnemoen 2008-08-12  330  	smem_len = (var->xres_virtual * var->yres_virtual
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  331  		    * ((var->bits_per_pixel + 7) / 8));
ea757acad5a518 drivers/video/atmel_lcdfb.c       Haavard Skinnemoen 2008-08-12  332  	info->fix.smem_len = max(smem_len, sinfo->smem_len);
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  333  
f6e45661f9be54 drivers/video/fbdev/atmel_lcdfb.c Luis R. Rodriguez  2016-01-22  334  	info->screen_base = dma_alloc_wc(info->device, info->fix.smem_len,
f6e45661f9be54 drivers/video/fbdev/atmel_lcdfb.c Luis R. Rodriguez  2016-01-22  335  					 (dma_addr_t *)&info->fix.smem_start,
f6e45661f9be54 drivers/video/fbdev/atmel_lcdfb.c Luis R. Rodriguez  2016-01-22  336  					 GFP_KERNEL);
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  337  
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  338  	if (!info->screen_base) {
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  339  		return -ENOMEM;
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  340  	}
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  341  
01d3a5e7fab773 drivers/video/atmel_lcdfb.c       Haavard Skinnemoen 2008-04-28 @342  	memset(info->screen_base, 0, info->fix.smem_len);
01d3a5e7fab773 drivers/video/atmel_lcdfb.c       Haavard Skinnemoen 2008-04-28  343  
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  344  	return 0;
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  345  }
14340586148e7c drivers/video/atmel_lcdfb.c       Nicolas Ferre      2007-05-10  346  

:::::: The code at line 342 was first introduced by commit
:::::: 01d3a5e7fab7732cfc5d5d4533e9378ea435295a atmel_lcdfb: don't initialize a pre-allocated framebuffer

:::::: TO: Haavard Skinnemoen <hskinnemoen@atmel.com>
:::::: CC: Linus Torvalds <torvalds@linux-foundation.org>

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

             reply	other threads:[~2023-11-17 23:59 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-17 23:58 kernel test robot [this message]
  -- strict thread matches above, loose matches on Subject: below --
2023-12-05  1:34 drivers/video/fbdev/atmel_lcdfb.c:342:9: sparse: sparse: incorrect type in argument 1 (different address spaces) kernel test robot
2023-12-08 16:34 kernel test robot
2023-12-14  0:19 kernel test robot

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=202311180713.L5rLtmbc-lkp@intel.com \
    --to=lkp@intel.com \
    --cc=akpm@linux-foundation.org \
    --cc=elver@google.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=oe-kbuild-all@lists.linux.dev \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.